2706628 has 12 divisors (see below), whose sum is σ = 4900140. Its totient is φ = 1306592.

The previous prime is 2706601. The next prime is 2706629. The reversal of 2706628 is 8266072.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 627264 + 2079364 = 792^2 + 1442^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2706628.

It is not an unprimeable number, because it can be changed into a prime (2706629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11551 + ... + 11782.

It is an arithmetic number, because the mean of its divisors is an integer number (408345).

2^2706628 is an apocalyptic number.

It is an amenable number.

2706628 is a deficient number, since it is larger than the sum of its proper divisors (2193512).

2706628 is a wasteful number, since it uses less digits than its factorization.

2706628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23366 (or 23364 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 2706628 is about 1645.1832724654. The cubic root of 2706628 is about 139.3615143098.

The spelling of 2706628 in words is "two million, seven hundred six thousand, six hundred twenty-eight".